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.Management Sciences
Category: Stoichiometry
A vapor that exists above its critical temperature is termed as a _____________ vapor?
0
A. Saturated
B. Unsaturated
C. Gaseous
D. Sub-cooled
Which property of refractories is the most important for top section of the blast furnace ?
A. Resistance to abrasion
B. Resistance to slag penetration
C. Stability of volume at high temperature
D. Resistance to corrosion by slag
Which of the following holds good for a solution obeying Raoult’s law (i.e., an ideal solution) (where, ΔH = heat of mixing, and ΔV = volume change on mixing) ?
A. ΔH = 1 (+ ve) and Δ V = -ve
B. ΔH = 0
C. ΔV = 0
D. Both B. and C.
“The total volume occupied by a gaseous mixture is equal to the sum of the pure component volumes”. This is the _____________ law?
A. Dalton’s
B. Amagat’s
C. Gay-Lussac’s
D. Avogadro’s
Refractories used in/for ______________ should have low thermal conductivity?
A. Coke ovens
B. Insulation
C. Regenerators
D. Muffle furnaces
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